CVE-2026-90577 GPAC MP4Box base_scenegraph.c gf_node_get_field heap-based overflow
A heap-based buffer overflow in GPAC MP4Box allows local attackers to execute arbitrary code or cause denial of service via crafted files.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-90577?
CVE-2026-90577 is a medium-severity memory corruption vulnerability in GPAC, published on 13 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was detected in GPAC up to f1219cde. Affected by this vulnerability is the function gf_node_get_field of the file scenegraph/base_scenegraph.c of the component MP4Box. Performing a manipulation results in heap-based buffer overflow. The attack is only possible with local access. The exploit is now public and may be used. Upgrading to version abi-16.23 addresses this issue. The patch is named 49dee5cad329cfed310c1682703df7daa47df31a. The affected component should be upgraded.
Which versions are affected by CVE-2026-90577?
How do I fix CVE-2026-90577?
No fix has been published for CVE-2026-90577 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-90577 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-90577 exists.
Sources
Also known as GHSA-xmm7-9m95-97c3, UBUNTU-CVE-2026-90577.